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| Ausgabe / Issue : 18/12/2001 Precision Resistors for kWh Meters Typ / type BVO Technische Daten / technical data Widerstandswerte Toleranz Temperaturkoeffizient Temperaturbereich Belastbarkeit Max. Pulsbelastbarkeit Innerer Warmewiderstand Stabilitat unter Nennlast resistance values tolerance temperature coefficient ( tcr ) applicable temperature range load capacity max. pulse power internal heat resistance stability ( nominal load ) siehe Tabelle 1 5% < 20 ppm/K ( 20 C - 60 C ) -55 C bis +125 C 3 Watt 3 kWatt / 0.1 s < 10 K/W Abweichung < 0.5 % nach 2000 h bei TU = 80 C deviation < 0.5 % after 2000 h at Tamb = 80 C -55 C to +125 C refer to table 1 Merkmale / features * 3 Watt Dauerleistung 3 Watt permanent power Resistance change vs. Temperature 1 * 3 kWatt Pulsleistung fur 0,1 s 3 kWatt pulse power for 0.1 s dR/R0 in [%] 0,5 0 -0,5 * kompakte Bauform small outline -1 -50 0 50 100 150 Temperatur in [C] * Vierleiter-Meanschlu four-terminal configuration 1 2 3 4 5 6 * Stanzteil aus elektronenstrahl verschweitem Verbundmaterial Kupfer-Manganin-Kupfer punched part made of E-Beam welded CopperManganin-Copper Temperaturabhangigkeit des elektrischen Widerstandes von MANGANIN-Widerstanden temperature dependence of the electrical resistance of MANGANIN-resistors P / P Nom 1 Widerstandswerte / resistance values Wert Material Materialdicke value Material thickness 0.160 mOhm Manganin 1.5 0.2 mOhm 0.3 mOhm 0.5 mOhm Manganin 1.3 in Vorbereitung/under development in Vorbereitung/under development 0.75 0.5 0.25 0 20 40 60 19.8.1999 80 100 120 Umgebungstemperatur TU / [oC] ambient temperature TU / [oC] Tabelle1: Widerstande table 1: resistance values Lastminderungskurve fur Widerstande power derating for resistors Technische Anderungen vorbehalten - technical modifications reserved RHOPOINT COMPONENTS LTD BVO-1 / 2 Holland Road, Hurst Green, Oxted, Surrey, RH8 9AX, ENGLAND Tel: +44/01883 717988, Fax: +44/01883 712938, Email: sales@rhopointcomponents.com Website: www.rhopointcomponents.com Ausgabe / Issue : 18/12/2001 Precision Resistors for kWh Meters Typ / type BVO Abmessungen ( mm ) dimensions ( mm ) Anschlubild connection diagram Bestellbezeichnung / ordering example Typ type BVO-M BVO-M-R0002-1.0 Widerstandswert resistance value 0.2 mOhm Toleranz tolerance 1% Verpackung: Schuttgut in Folienbeutel 500 Stk. evakuiert und ruckbegast packaging: 500pcs in plastic bags sealed filled with dry Nitrogen Technische Anderungen vorbehalten - technical modifications reserved RHOPOINT COMPONENTS LTD BVO-2 / 2 Holland Road, Hurst Green, Oxted, Surrey, RH8 9AX, ENGLAND Tel: +44/01883 717988, Fax: +44/01883 712938, Email: sales@rhopointcomponents.com Website: www.rhopointcomponents.com |
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